Jog the spindle head to 14.5" (36.8 cm) above the table.
Put a wood block on the table. Lower the spindle-head casting onto it.
Note: Do not lower the spindle onto the block.
Push [POWER OFF].
Set the main circuit breaker to the OFF position.
Lock the main circuit breaker. Use an approved lock and an approved safety tag.
Disconnect the two-pin  end of the pressure switch cable from the pressure switch.
Remove the cap  from the Schrader filler valve.
Note: If your system has a double-ended tank system, a second Schrader valve is at the top of the tank(s). Remove the cap from the bottom valve.